﻿using Avalonia;
using Avalonia.Controls;
using Avalonia.Interactivity;
using PicView.Core.DebugTools;

namespace PicView.Avalonia.CustomControls;

public class CopyButton : Button
{
    public static readonly AvaloniaProperty<string> CopyTextProperty =
        AvaloniaProperty.Register<CopyButton, string>(nameof(CopyText));
        
    protected override Type StyleKeyOverride => typeof(Button);
        
    public string? CopyText
    {
        get => (string)GetValue(CopyTextProperty)!;
        set => SetValue(CopyTextProperty, value);
    }

    public CopyButton()
    {
        Click += CopyButton_OnClick;
    }

    private async void CopyButton_OnClick(object? sender, RoutedEventArgs args)
    {
        try
        {
            if (string.IsNullOrWhiteSpace(CopyText))
            {
                return;
            }

            var topLevel = TopLevel.GetTopLevel(this);
            if (topLevel?.Clipboard != null)
            {
                await topLevel.Clipboard.SetTextAsync(CopyText);
            }
        }
        catch (Exception e)
        {
            DebugHelper.LogDebug(nameof(CopyButton), nameof(CopyButton_OnClick), e);
        }
    }

    protected override void OnDetachedFromVisualTree(VisualTreeAttachmentEventArgs e)
    {
        base.OnDetachedFromVisualTree(e);
        Click -= CopyButton_OnClick;  // Ensure unsubscription from event
    }
}